Sunday, December 6, 2009

Installing Extra Voltage Regulator Physics Help About A Power Factor.?

Physics Help about a Power Factor.? - installing extra voltage regulator

Suppose you manage a work that uses multiple electric motors. Engines to create a large inductive load of the power line and a resistive load. The Power Company built a line of extra-heavy element distribution of a stream which at 90 ° out of phase with the voltage and current in phase with the voltage. The utility will pay extra for the "volt-amperes reactive", and the amount you pay for routine use. You can avoid additional costs for the installation of a capacitor between the power line and into his work. The following model problem of this solution.
In an RC circuit, 120 V (RMS), 60.0 Hz is the source inductance in series with a resistor to 22.0 and 17.0 mH.

(b) What is power factor?

Note that the current 6.34 amps

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